Barn retrofit achieves 0.18 ACH with bi-fold doors

A deep retrofit project in Lancaster has achieved possibly the best ever airtightness result in the UK for a retrofit project. Designed by leading passive house architect Mark Siddall, Shepherd’s Barn is a super insulated, low energy barn conversion which incorporates high standards of airtightness and an MVHR system.

Software errors create false NZEB compliance picture

Teething problems with the software used to generate Building Energy Ratings and determine compliance with Part L of the building regulations may be rendering it unfit for purpose, Passive House Plus can reveal.

Zero carbon standard launched for Irish homes

The Irish Green Building Council launched a zero-carbon standard for new homes at its Better Homes conference in Dublin today, Thursday November 7. The new standard will enable Irish home builders to offer certified zero carbon homes to home buyers.

New airtight London apartments near completion

A new apartment development in one of South London’s up and coming districts is making use of Magply boards’ fire resistance and other performance characteristics, as the lining to a bespoke timber frame package.

Blowerproof used to seal Sandycove passive house

A new Dublin passive house is aiming to achieve the required standard of airtightness using using an innovative new application of Blowerproof liquid airtight membrane. Blowerproof liquid airtight membrane is a BBA certified product with Class C fire rating, which has been used widely on passive house projects across Europe for the last 10 years.

A1 Dublin & Kildare homes move towards zero energy

Towards Zero Energy Ltd has just completed eight months monitoring of five dwellings in the Dublin region that it upgraded to A1 BERs last year under SEAI’s Deep Retrofit Pilot Programme. The dwellings were typical suburban 1950s to 1970s two-storey, semi-detached/terraced houses and all were three or four bedrooms in size.